Transmission Tester
WARNING: This page does not describe the selected car, but rather 13 other vehicles, including the 2003 Mazda B4000, 2003 Mazda B3000, 2003 Mazda B2300, 2002 Mazda B4000, and 2002 Mazda B3000. However, it is still accessible from the selected car via links, so may be relevant.
The Rotunda® Transmission Tester is used to diagnose electronically controlled transmissions and is used in conjunction with the diagnostic tests. The tests should be carried out in order. Installing the transmission tester allows separation of the vehicle electronics from transmission electronics. For additional information, refer to the transmission tester manual for these following tests:
- Bench Testing (Engine OFF)
- Resistance/Continuity Tests
- Solenoid Voltage Test
- Dynamic Testing (Engine ON)
- EPC Solenoid
- Transmission Engagements
- Upshifts/Downshifts
- Torque Converter Clutch (TCC) Engagement
- Intermediate Shaft Speed (ISS) Sensor
- Output Shaft Speed (OSS) Sensor
- Turbine Shaft Speed (TSS) Sensor
- Digital Transmission Range (TR) Sensor Testing
- Resistance/Continuity Test
- Sensor Tests
- Switch Tests (Park/Neutral, Backup Lamp, and Optional Circuits)